maybe google your symptoms, try to figure out what exactly is going on what's wrong with you. dr. kim says don't that. why trying to self diagnose can backfire. >> you can find a ga zillion things wrong with you if you wanted to. aneurysms, cancer, all that stuff. i feel like i'm a doctor sometimes. >> from the common cold to the rarest and most exotic diseases, the internet is filled with information about every possible ailment. for a growing number of people all that information may pose a greater danger to their health than what might actually ail them. >> it's like hypokond ra, which is triggered by the internet. >> it's called cyber chondria. it's when people spend hour after hour online reading self-diagnosing and stressing out. >> my left arm was getting like, quite numb sometimes and sore. i looked that up, and the first thing that shows up, i'm having a heart attack. >> fear cannot just kiep getting escalated, escalated. how are you feeling today. >> by the time people see a neurologist based on what they've read online, they think the worst. >> that's the risk, which is